663112355 has 4 divisors (see below), whose sum is σ = 795734832. Its totient is φ = 530489880.

The previous prime is 663112337. The next prime is 663112361. The reversal of 663112355 is 553211366.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 663112355 - 2¹⁰ = 663111331 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66311231 + ... + 66311240.

It is an arithmetic number, because the mean of its divisors is an integer number (198933708).

Almost surely, 2^663112355 is an apocalyptic number.

663112355 is a deficient number, since it is larger than the sum of its proper divisors (132622477).

663112355 is a wasteful number, since it uses less digits than its factorization.

663112355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132622476.

The product of its digits is 16200, while the sum is 32.

The square root of 663112355 is about 25750.9680400563. The cubic root of 663112355 is about 872.0252089021.

The spelling of 663112355 in words is "six hundred sixty-three million, one hundred twelve thousand, three hundred fifty-five".